Finding the Fourth Proportional to 167,368.21, 251,040.16 and 55,047.13
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Solution
The fourth proportional to 167,368.21, 251,040.16 and 55,047.13 is: 82,566.70
Step by Step Solution
- Step 1: Write the proportion equation
167,368.21 : 251,040.16 = 55,047.13 : x - Step 2: Convert to fraction form
167,368.21/251,040.16 = 55,047.13/x - Step 3: Cross multiply
167,368.21x = 251,040.16 × 55,047.13 - Step 4: Simplify right side
167,368.21x = 13,819,040,322.74 - Step 5: Solve for x
x = 13,819,040,322.74/167,368.21 - Step 6: Final answer
x = 82,566.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.